This is the 126th most frequent German word.
oft
"Often."
Here, 'oft' serves as an adverb indicating the frequency of the action.
Ich besuche meine Großeltern oft am Wochenende.
I often visit my grandparents on weekends.
In this sentence, 'oft' modifies the verb 'fragt' to show repeated action.
Er fragt mich oft, ob ich ihm helfen kann.
He often asks me if I can help him.
The adverb 'oft' describes the regularity of the trains being delayed, placing emphasis on this aspect of the statement.